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trunk/tm/ChangeLog revision 719, Sun Mar 18 09:24:47 2007 UTC pkg/ChangeLog revision 959, Wed Jun 17 18:22:35 2009 UTC
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1    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/transform.R (stemDoc): Fix character(0) handling.
4    
5    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/doc.R (show): Pretty print.
8    
9    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
10    
11            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
12            gracefully.
13    
14    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
15    
16            * R/corpus.R: Make corpus virtual. Implement corpus with standard
17            and permanent storage semantics.
18    
19            * DESCRIPTION: New major release. A *lot* of improvements.
20    
21    2009-05-04   Ingo Feinerer <feinerer@logic.at>
22    
23            * NAMESPACE: Export some simple_triplet_matrix functions.
24    
25    2009-04-28   Ingo Feinerer <feinerer@logic.at>
26    
27            * R/weight.R: Adapt tf-idf to new matrix format.
28    
29    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
30    
31            * R/matrix.R: Create two distinct classes for term-document and
32            document-term matrices.
33    
34    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
35    
36            * R/termdocmatrix.R: No longer use Matrix package. This reduces
37            package start-up time significantly.
38    
39    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
40    
41            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
42    
43    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
44    
45            * R/transform.R (tmReduce): Combine multiple maps into one
46            transformation.
47    
48    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
49    
50            * R/weight.R: Remove weightLogical since it does not return a
51            dgCMatrix.
52    
53            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
54            or TermDocumentMatrix instead.
55    
56    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
57    
58            * inst/doc/extensions.Rnw: Finished vignette.
59    
60    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
61    
62            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
63            DocumentTermMatrix representations.
64    
65    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
66    
67            * R/reader.R (readXML): New reader for arbitrary XML files.
68    
69    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
70    
71            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
72            (XMLSource): New XMLSource class for arbitrary XML files.
73            (Source): New slot Vectorized.
74    
75    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
76    
77            * R/reader.R (readTabular): Experimental reader for tabular data
78            structures which can be customized via user-defined mappings.
79    
80            * R/reader.R: Always use UTC time zone.
81    
82            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
83    
84    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
85    
86            * R/reader.R (readDOC): Options can be passed over to antiword.
87    
88            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
89            pdftotext.
90    
91    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
92    
93            * R/source.R (DirSource): Add pattern and ignore.case arguments
94            which are internally passed over to list.files().
95    
96    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
97    
98            * inst/doc/tm.Rnw: Suppress pointless loading message.
99    
100    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
101    
102            * DESCRIPTION: Speed up package loading (via moving packages not
103            strictly necessary for normal operation to Suggests instead of
104            Depends).
105    
106    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
107    
108            * R/reader.R (readNewsgroup): The date format is now configurable.
109    
110    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
111    
112            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
113    
114    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
115    
116            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
117    
118    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
119    
120            * R/source.R (DataframeSource): New source class for data frames.
121    
122            * R/source.R: Fixed non-standard call evaluation.
123    
124    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
125    
126            * R/source.R (URISource): New source class for a single document.
127    
128    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
129    
130            * R/source.R: Refactoring.
131    
132    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
133    
134            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
135            Rmpi installations more gracefully.
136    
137    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
138    
139            * R/source.R (Source): Add Length slot.
140    
141    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
142    
143            * R/AAA.R: Unify duplicated .onLoad function.
144    
145    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
146    
147            * DESCRIPTION (Suggests): Added Rmpi.
148    
149    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
150    
151            * R/source.R (getElem): Fix 'no visible binding' warning.
152    
153            * man/WeightFunction.Rd: Fix signature.
154    
155    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
156    
157            * R/weight.R: Introduce name abbreviations for weighting functions.
158    
159    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
160    
161            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
162    
163            * R/cluster.R: Provide convenience functions for using a MPI
164            cluster.
165    
166            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
167            available.
168    
169            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
170            available.
171    
172    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
173    
174            * R/textdoccol.R (lapply): Removed debug print out.
175    
176    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
177    
178            * R/reader.R (readRCV1): Improved meta data extraction from
179            Reuters Corpus Volume 1 documents.
180    
181    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
182    
183            * R/transform.R: Ensure that all mappings preserve multiline
184            structures.
185    
186    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
187    
188            * R/filter.R: Every filter has now an attribute indicating whether
189            it sould be applied to document level (doclevel).
190    
191            * R/textdoccol.R (tmFilter): Set searchFullText as new default
192            filter.
193    
194    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
195    
196            * R/transform.R (replacePatterns): Replaced removeWords by
197            replacePatterns. Suggested by Christian Buchta.
198    
199            * R/textdoccol.R (inspect): Improved formatting.
200    
201    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
202    
203            * inst/CITATION: Updated JSS article information.
204    
205            * R/textdoccol.R (setAs): Added coerce method from list to
206            corpus.
207    
208            * R/meta.R (meta): Improved meta data handling.
209    
210    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
211    
212            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
213            Christian Buchta.
214    
215            * inst/CITATION: Added template to include JSS article reference.
216    
217    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
218    
219            * R/textdoccol.R (tmMap): Introduced lazy mapping.
220    
221            * R/source.R: Added VectorSource.
222    
223    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
224    
225            * man/: Language codes should be in ISO 639-1 format.
226    
227            * R/textdoccol.R (asPlain): Preserve local meta data.
228    
229    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
230    
231            * R/textdoccol.R (writeCorpus): Function for writing a corpus
232            containing plain text documents to disk.
233    
234    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
235    
236            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
237            always set correctly.
238    
239            * R/textdoccol.R: Set load = TRUE as default for load on demand
240            since in most cases this is the wanted behaviour.
241    
242    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
243    
244            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
245    
246            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
247    
248    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
249    
250            * R/meta.R (meta): New function for consistent access to meta data
251            of document collections, repositories, and texts.
252    
253    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
254    
255            * R/: Better support for encodings.
256    
257    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
258    
259            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
260            selection when no reader argument is given.
261    
262    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
263    
264            * R/source.R (CSVSource): Now uses read.csv instead of scan
265            internally.
266    
267    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
268    
269            * R/reader.R (getReaders): Returns available reader functions.
270    
271            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
272            as default.
273    
274    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
275    
276            * R/stopwords.R (stopwords): Shortened code, removed codetools
277            variable warnings.
278    
279            * man/: Documentation for showMeta, added an example for tmMap.
280    
281            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
282            some minor typos fixed.
283    
284    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
285    
286            * R/aobjects.R (showMeta): Added method for pretty printing a
287            text document's meta data.
288    
289    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
290    
291            * R/textdoccol.R (TextDocCol): Better handling of empty
292            arguments.
293    
294            * NAMESPACE: Exported readDOC.
295    
296            * man/completeStems.Rd: Added an example.
297    
298    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
299    
300            * R/stopwords.R (stopwords): Look up .dat files at every
301            call. Allows users to modify stopword .dat files interactively.
302    
303    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
304    
305            * R/termdocmatrix.R (termFreq): Correct processing of empty
306            documents.
307    
308    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
309    
310            * man/: Updated documentation.
311    
312    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
313    
314            * R/complete.R (completeStems): Completes (heuristically) word
315            stems.
316    
317            * R/termdocmatrix.R (TermDocMatrix2): New modular
318            constructor.
319    
320            * NAMESPACE: Exported termFreq.
321    
322    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
323    
324            * R/reader.R (readDOC): Added MS Word reader (using antiword).
325    
326    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
327    
328            * R/weight.R: Weighting functions for TermDocMatrix.
329    
330    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
331    
332            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
333            functions for accessing dimension, column, and row names.
334    
335            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
336    
337    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
338    
339            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
340    
341    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
342    
343            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
344    
345    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
346    
347            * R/reader.R (readPDF): Removed manual checks for pdftotext and
348            pdfinfo. The system call gives a warning anyway.
349    
350    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
351    
352            * R/textdoccol.R (asPlain): Conversion from
353            StructuredTextDocuments to PlainTextDocuments.
354    
355    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
356    
357            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
358            for accessing term-document matrices.
359    
360            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
361            are installed.
362    
363    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
364    
365            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
366            Christian Buchta.
367    
368    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
369    
370            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
371    
372    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
373    
374            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
375    
376            * R/reader.R (readPDF): Added PDF reader.
377    
378    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
379    
380            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
381    
382            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
383    
384            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
385    
386            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
387    
388    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
389    
390            * R/distmeasure.R (dissimilarity): Replaced dists call from
391            package cba by new dist call from package proxy.
392    
393    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
394    
395            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
396    
397    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
398    
399            * R/termdocmatrix.R: require() uses the quietly option to suppress
400            loading messages.
401    
402    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
403    
404            * R/dictionary.R: Added dictionary support.
405    
406    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
407    
408            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
409            documents. This simplifies some functions, e.g., asPlain.
410    
411    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
412    
413            * inst/doc/tm.Rnw: Fixed some typos in vignette.
414    
415    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
416    
417            * R/textdoccol.R (replaceWords): Added method to replace a set of
418            words by a single word. Useful for synonyms.
419    
420    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
421    
422            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
423    
424    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
425    
426            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
427            vectors. Thanks to Ariel Maguyon for his error report.
428            (removeSparseTerms): New function to remove columns from a
429            term-document matrix exceeding a sparse factor.
430    
431    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
432    
433            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
434    
435    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
436    
437            * man/sFilter.Rd: Corrected documentation on statement format (use
438            '==' instead of '=').
439    
440    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
441    
442            * R/aobjects.R (StructuredTextDocument): Inherits from
443            TextDocument.
444    
445    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
446    
447            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
448            on sparse matrices as proposed by Martin Maechler.
449    
450    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
451    
452            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
453            \pkg{filehash} version makes them deprecated.
454    
455    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
456    
457            * R/termdocmatrix.R (textvector): Stemming is now performed before
458            erasing stopwords.
459            (weightMatrix): Adapted to handle sparse matrices.
460            (TermDocMatrix): Sparse matrix is now efficiently built by
461            direct stepwise insertion of row values into it.
462    
463    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
464    
465            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
466            due to ongoing problems. For our purposes the latter is as useful
467            as the replaced package.
468    
469    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
470    
471            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
472    
473            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
474    
475    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
476    
477            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
478            languages with available stopwords.
479    
480    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
481    
482            * inst/doc/tm.Rnw: Minor corrections in the vignette.
483    
484    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
485    
486            * DESCRIPTION: Update to version 0.2, since a lot of new features
487            have been integrated.
488    
489            * inst/stopwords: Updated existing stopwords and added stopwords
490            for various other languages.
491    
492    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
493    
494            * man/: Updated documentation.
495    
496            * Work/testDb.R: Script to test database stuff.
497    
498            * R/: Fixed various database related bugs. Seems to be rather
499            useable now, i.e., consider as alpha status for now.
500    
501    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
502    
503            * R/: Fixed some bugs related to database support.
504    
505    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
506    
507            * man/: Added a lot of examples to the manuals.
508    
509    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
510    
511            * man/: Updated parts of the documentation.
512    
513            * R/textdoccol.R (asPlain): Added conversion from newsgroup
514            documents to plain text documents.
515    
516    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
517    
518            * R/textdoccol.R: Finished experimental database support. Not yet
519            intensively tested.
520    
521            * R/source.R: Now each source has a default reader.
522    
523            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
524            class anymore.
525    
526            * R/plaintextdoc.R: Custom show method for plain text documents.
527    
528            * R/aobjects.R: Added a class for structured text documents.
529    
530            * R/reader.R: Replaced remaining \code{parser} occurrences with
531            \code{reader}.
532    
533            * R/textdoccol.R (summary): Indent tags.
534    
535            * R/textdoccol.R (removePunctuation): Transform method to remove
536            punctuation marks.
537    
538    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
539    
540            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
541            using prescindMeta().
542    
543  2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
544    
545          * R/textdoccol.R: Improved database support.          * R/textdoccol.R: Improved database support.

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